[gtk+] Compress all ::style-updated prior to ::realize

[Carlos Garnacho <carlosg src gnome org>]

commit dd8887c07d8f72b77762a5de5fa70ab3a432ba9d
Author: Carlos Garnacho <carlosg gnome org>
Date:   Tue Jan 4 01:59:23 2011 +0100

    Compress all ::style-updated prior to ::realize
    
    This is done to avoid early emission of this signal, that was
    causing warnings during GtkDialog construction.

 gtk/gtkwidget.c |   16 ++++++++++++++--
 1 files changed, 14 insertions(+), 2 deletions(-)
---
diff --git a/gtk/gtkwidget.c b/gtk/gtkwidget.c
index 1876597..c4851ee 100644
--- a/gtk/gtkwidget.c
+++ b/gtk/gtkwidget.c
@@ -312,7 +312,7 @@ struct _GtkWidgetPrivate
   guint has_grab              : 1;
   guint shadowed              : 1;
   guint rc_style              : 1;
-  guint user_style            : 1;
+  guint style_update_pending  : 1;
   guint app_paintable         : 1;
   guint double_buffered       : 1;
   guint redraw_on_alloc       : 1;
@@ -4266,6 +4266,9 @@ gtk_widget_realize (GtkWidget *widget)
 
       gtk_widget_ensure_style (widget);
 
+      if (priv->style_update_pending)
+        g_signal_emit (widget, widget_signals[STYLE_UPDATED], 0);
+
       g_signal_emit (widget, widget_signals[REALIZE], 0);
 
       gtk_widget_real_set_has_tooltip (widget,
@@ -13941,7 +13944,16 @@ style_context_changed (GtkStyleContext *context,
   GtkWidget *widget = user_data;
 
   gtk_widget_update_pango_context (widget);
-  g_signal_emit (widget, widget_signals[STYLE_UPDATED], 0);
+
+  if (gtk_widget_get_realized (widget))
+    g_signal_emit (widget, widget_signals[STYLE_UPDATED], 0);
+  else
+    {
+      /* Compress all style updates so it
+       * is only emitted once pre-realize.
+       */
+      widget->priv->style_update_pending = TRUE;
+    }
 
   if (widget->priv->anchored)
     gtk_widget_queue_resize (widget);